<script setup lang="ts" name="Cart">
import { onMounted, computed } from "vue";
import { ElMessage } from "element-plus";
import { useRouter } from "vue-router";

import useStore from "@/store";
const { cart } = useStore();

const router = useRouter();

const changeSelected = (skuId: string, selected: boolean) => {
  cart.updateCart(skuId, { selected });
};

const changeCount = (skuId: string, count: number) => {
  cart.updateCart(skuId, { count });
};

const isAllSelect = computed({
  get(): boolean {
    return cart.isAllSelect;
  },
  set(selected: boolean) {
    cart.selectAll(selected);
  },
});

onMounted(() => {
  cart.getCartList();
});

const goToOrder = () => {
  if (cart.selectedTotal === 0) {
    ElMessage.warning("必须选择商品进行结算！");
    return;
  }

  // 跳转到下单结算页面
  router.push("/member/checkout");
};
</script>

<template>
  <div class="xtx-cart-page">
    <div class="container">
      <el-breadcrumb separator=">" style="height: 50px; line-height: 50px">
        <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
        <el-breadcrumb-item>购物车</el-breadcrumb-item>
      </el-breadcrumb>
      <div class="cart">
        <table>
          <thead>
            <tr>
              <th width="120">
                <el-checkbox v-model="isAllSelect" />&nbsp;全选
              </th>
              <th width="400">商品信息</th>
              <th width="220">单价</th>
              <th width="180">数量</th>
              <th width="180">小计</th>
              <th width="140">操作</th>
            </tr>
          </thead>
          <!-- 有效商品 -->
          <tbody>
            <tr v-for="item in cart.list" :key="item.skuId">
              <td>
                <el-checkbox
                  v-model="item.selected"
                  @change="changeSelected(item.skuId, $event)"
                />
              </td>
              <td>
                <div class="goods">
                  <RouterLink to="/">
                    <img :src="item.picture" alt="" />
                  </RouterLink>
                  <div>
                    <p class="name ellipsis">
                      {{ item.name }}
                    </p>
                    <!-- <p class="attr">商品规格</p> -->
                  </div>
                </div>
              </td>
              <td class="tc">
                <p>&yen;{{ item.nowPrice }}</p>
              </td>
              <td class="tc">
                <el-input-number
                  :min="1"
                  :model-value="item.count"
                  @change="changeCount(item.skuId, $event)"
                />
              </td>
              <td class="tc">
                <p class="f16 red">
                  &yen;{{ (Number(item.nowPrice) * item.count).toFixed(2) }}
                </p>
              </td>
              <td class="tc">
                <p><a href="javascript:;">移入收藏夹</a></p>
                <p>
                  <a
                    class="green"
                    href="javascript:;"
                    @click="cart.delCart([item.skuId])"
                    >删除</a
                  >
                </p>
                <p><a href="javascript:;">找相似</a></p>
              </td>
            </tr>
            <tr v-if="cart.list.length === 0">
              <td colspan="6">
                <div class="cart-none" style="text-align: center">
                  <img src="~@/assets/images/none.png" alt="" />
                  <p>购物车内暂时没有商品</p>
                  <div class="btn" style="margin: 20px">
                    <el-button
                      type="primary"
                      size="large"
                      @click="$router.push('/')"
                      >继续逛逛</el-button
                    >
                  </div>
                </div>
              </td>
            </tr>
          </tbody>
        </table>
      </div>
      <!-- 操作栏 -->
      <div class="action">
        <div class="batch"></div>
        <div class="total">
          共 {{ cart.totalCount }} 件有效商品，已选择
          {{ cart.selectedTotal }} 件，商品合计：
          <span class="red">¥{{ cart.selectedAmount }}</span>
          <!-- <XtxButton type="primary">下单结算</XtxButton> -->
          <el-button type="primary" size="large" @click="goToOrder"
            >下单结算</el-button
          >
        </div>
      </div>
    </div>
  </div>
</template>

<style scoped lang="less">
.tc {
  text-align: center;
  .xtx-numbox {
    margin: 0 auto;
    width: 120px;
  }
}
.red {
  color: @priceColor;
}
.green {
  color: @xtxColor;
}
.f16 {
  font-size: 16px;
}
.goods {
  display: flex;
  align-items: center;
  img {
    width: 100px;
    height: 100px;
  }
  > div {
    width: 280px;
    font-size: 16px;
    padding-left: 10px;
    .attr {
      font-size: 14px;
      color: #999;
    }
  }
}
.action {
  display: flex;
  background: #fff;
  margin-top: 20px;
  height: 80px;
  align-items: center;
  font-size: 16px;
  justify-content: space-between;
  padding: 0 30px;
  .xtx-checkbox {
    color: #999;
  }
  .batch {
    a {
      margin-left: 20px;
    }
  }
  .red {
    font-size: 18px;
    margin-right: 20px;
    font-weight: bold;
  }
}
.tit {
  color: #666;
  font-size: 16px;
  font-weight: normal;
  line-height: 50px;
}
.xtx-cart-page {
  .cart {
    background: #fff;
    color: #666;
    table {
      border-spacing: 0;
      border-collapse: collapse;
      line-height: 24px;
      th,
      td {
        padding: 10px;
        border-bottom: 1px solid #f5f5f5;
        &:first-child {
          text-align: left;
          padding-left: 30px;
          color: #999;
        }
      }
      th {
        font-size: 16px;
        font-weight: normal;
        line-height: 50px;
      }
    }
  }
}
:deep(.el-breadcrumb__inner.is-link) {
  font-weight: 400 !important;
}

:deep(.el-breadcrumb__inner a) {
  font-weight: 400;
}
</style>
